Hammond, Natalie Hays, 1904-1985.

The collection consists of five drawings signed "Natalie Hays Hammond"

Harris, Louis, 1902-1970.

Clippings, photographs of work by the American landscape and portrait painter.

Harriton, Abraham, 1893-1986

Correspondence (1937-1965); personal papers (1950-1952); photographs of Harriton and his work (1918-1962); manuscripts by Harriton on art and artists (1949-1964); scrapbooks (1915-1962); published material (1922-1964); and biographical material.

Hartigan, Grace.

Correspondence, primarily incoming, 1942-1970; drawings by Alfred Leslie and Saul Steinberg; exhibition catalogs; a notebook containing recipes and sketches; photographs of Hartigan, her work, and various of her artist friends, including Mary Clyde, Willem de Kooning, Helen Frankenthaler, Alfred Leslie, Frank O'Hara, and Larry Rivers; and writings of Hartigan and others, including that of Ted Joans, Barbara Guest, and Frank O'Hara

Hartl, Léon, 1889-

Published material, exhibits, newspaper and magazine clippings. biographical material.

Hekking, William Mathews, 1885-

Papers of the American art museum director, painter, principally of seascapes. Correspondence (1914-1955); manuscripts, photographs, scrapbooks (1922-1938), and published material by and about Hekking.

Holden, Donald, 1931-

Holden's writings (articles, books) and artwork (drawings of nude human figure in various media, watercolor landscapes); binders containing a catalog of Holden's watercolors and slides of his work in public collections; assortment of exhibition catalogs and articles about the painter.

Hyatt, Audella Beebe, 1840-1932.

Correspondence, incoming and outgoing (1860-1932); diaries; account books; notebooks; a partial autobiography; and sketches. Correspondents include Clara Carter Hyatt Coad, Mary E. Freeman, Anna Hyatt Huntington, Archer M. Huntington, Alpheus Hyatt, Leon Kroll, Alpheus Hyatt Mayor, and Harriet Randolph Hyatt Mayor.